Pressure BioSciences, Inc. (PBI), a life sciences company, engages in the research, development, and commercialization of sample preparation system. It focuses on the development of a platform technology, called pressure cycling technology (PCT) that uses cycles of hydrostatic pressure between ambient and ultra-high levels to control bio-molecular interactions.The company was founded in 1978. It was formerly known as Boston Biomedica, Inc. and changed its name to Pressure BioSciences, Inc. in 2004. Pressure BioSciences is based in South Easton, Massachusetts.